Definition of Law of equal areas
1. Noun. A law concerning the speed at which planets travel; a line connecting a planet to the sun will sweep out equal areas in equal times. "Kepler's second law means that a planet's orbital speed changes with its distance from the sun"
Generic synonyms: Kepler's Law, Kepler's Law Of Planetary Motion
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Lexicographical Neighbors of Law Of Equal Areas
Literary usage of Law of equal areas
Below you will find example usage of this term as found in modern and/or classical literature:
1. World-life; Or, Comparative Geology by Alexander Winchell (1888)
"The Law of Equal Areas. — It is probable that most of the nebulae have rotary motions. It. would seem that mutual attractions, if not actual collisions, ..."
2. Cosmical Evolution: A New Theory of the Mechanism of Nature by Evan McLennan (1890)
"These are the explanations of the phenomenon chiefly to be met with ; the law of equal areas in equal times being evidently ..."
3. Orr's Circle of the Sciences: A Series of Treatires on the Principles of by Richard Owen, Wm S Orr, John Radford Young, Alexander Jardine, Robert Gordon Latham, Edward Smith, William Sweetland Dallas (1856)
"... then we may infer, from the law of equal areas, in equal times, that its motion must be uniform ; for only equal arcs of circles can belong to equal ..."
4. Elements of Astronomy by Robert Stawell Ball (1886)
"Thus Kepler's discovery of the law of equal areas in equal times shows that the force which acts upon the planets must be directed towards the sun. ..."
5. The True Doctrine of Orbits: An Original Treatise on Central Forces by H. G. Rush (1887)
"The law of " equal areas in equal times " might be readily derived from Fig. ... So there is nothing in the law of equal areas that stands in the way of ..."
6. Science and Industry (1899)
"It is important to observe that the law of equal areas holds, no matter what may be the shape of the path described or the intensity of the force, ..."
7. Elements of Physics: Or Natural Philosophy by Neil Arnott (1887)
"Th-s first law is called the law of equal areas. If a line be supposed drawn from the sun to a planet, as the planet moves, that line describes or sweeps ..."
8. The New International Encyclopædia edited by Daniel Coit Gilman, Harry Thurston Peck, Frank Moore Colby (1903)
"From the law of equal areas Newton inferred that every planet ь retained in its orbit by a force of attraction directed toward the centre of the sun: from ..."